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envelope-from=qemu-devel-bounces+importer2=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=68.232.143.124; envelope-from=prvs=10363b772=alistair.francis@opensource.wdc.com; helo=esa2.hgst.iphmx.com X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer2=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZM-MESSAGEID: 1650525304099100001 Content-Type: text/plain; charset="utf-8" From: Weiwei Li for some cases, scale is always equal or less than 0, since lmul is not lar= ger than 3 Signed-off-by: Weiwei Li Signed-off-by: Junqiang Wang Reviewed-by: Frank Chang Acked-by: Alistair Francis Message-Id: <20220325085902.29500-1-liweiwei@iscas.ac.cn> Signed-off-by: Alistair Francis --- target/riscv/insn_trans/trans_rvv.c.inc | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/target/riscv/insn_trans/trans_rvv.c.inc b/target/riscv/insn_tr= ans/trans_rvv.c.inc index 8d675db9a2..b336d57270 100644 --- a/target/riscv/insn_trans/trans_rvv.c.inc +++ b/target/riscv/insn_trans/trans_rvv.c.inc @@ -1198,7 +1198,7 @@ GEN_LDST_WHOLE_TRANS(vs8r_v, 8, true) static inline uint32_t MAXSZ(DisasContext *s) { int scale =3D s->lmul - 3; - return scale < 0 ? s->cfg_ptr->vlen >> -scale : s->cfg_ptr->vlen << sc= ale; + return s->cfg_ptr->vlen >> -scale; } =20 static bool opivv_check(DisasContext *s, arg_rmrr *a) @@ -3597,8 +3597,7 @@ static bool trans_vrgather_vx(DisasContext *s, arg_rm= rr *a) =20 if (a->vm && s->vl_eq_vlmax) { int scale =3D s->lmul - (s->sew + 3); - int vlmax =3D scale < 0 ? - s->cfg_ptr->vlen >> -scale : s->cfg_ptr->vlen << sc= ale; + int vlmax =3D s->cfg_ptr->vlen >> -scale; TCGv_i64 dest =3D tcg_temp_new_i64(); =20 if (a->rs1 =3D=3D 0) { @@ -3630,8 +3629,7 @@ static bool trans_vrgather_vi(DisasContext *s, arg_rm= rr *a) =20 if (a->vm && s->vl_eq_vlmax) { int scale =3D s->lmul - (s->sew + 3); - int vlmax =3D scale < 0 ? - s->cfg_ptr->vlen >> -scale : s->cfg_ptr->vlen << sc= ale; + int vlmax =3D s->cfg_ptr->vlen >> -scale; if (a->rs1 >=3D vlmax) { tcg_gen_gvec_dup_imm(MO_64, vreg_ofs(s, a->rd), MAXSZ(s), MAXSZ(s), 0); --=20 2.35.1